Mid/Senior Java Developer (with Python)

Remote in Greece | B2B Contract
Role Overview
We are looking for a Mid/Senior Java Engineer who will work across several internal services at the same time, shaping backend architecture, contributing to product decisions, and supporting multiple engineering teams. This is not a single-project assignment, you will touch 3-4 microservices in parallel, work closely with Product Owners, and bring a strong technical point of view.
The ideal person is hands-on, analytical, comfortable with cloud-native environments, and open to working with AI-supported solutions as part of modern engineering.
Key Responsibilities:
Build and maintain backend services and APIs in Java

Work across multiple microservices (3-4) simultaneously

Collaborate closely with Product Owners on technical direction

Contribute to cloud-native architecture on AWS (90%) + Azure (10%)

Deploy and operate services using Kubernetes and Docker (must-have)

Contribute to Python-based services when needed

Work with analytics and data insights to support decisions

Follow SDLC best practices: testing, code reviews, documentation

Collaborate with DevOps on CI/CD, deployments, scaling

Requirements:
5+ years in Java engineering

Strong experience with microservices / distributed systems

Very solid knowledge of AWS services

Strong Kubernetes + Docker skills (must-have)

Ability to contribute to Python codebases

Good understanding of CI/CD, REST APIs, SQL

Comfortable working with AI-driven tools and modern development workflows

Proactive, ownership-driven, adaptable to multi-project environments

What's on Offer:
Work on cutting-edge AI systems used globall.

Dynamic, multi-disciplinary teams engaged in digital transformation.

Remote-first work model

Long-term B2B contract

20+ days paid time off

Apple gear

Training & development budget

Diversity and Inclusion Commitment
We are dedicated to creating and sustaining an inclusive, respectful workplace for all -regardless of gender, ethnicity, or background. We actively encourage applicants from all identities and experience levels to apply and bring your authentic self to our fast-paced, supportive team.